code: def test_007_create_session_multiple_images(self):
      files = [
          (
              "files",
              (
                  "spleen_3.nii.gz",
                  open(
                      os.path.join(self.studies, "spleen_3.nii.gz"),
                      "rb",
                  ),
              ),
          ),
          (
              "files",
              (
                  "spleen_9.nii.gz",
                  open(
                      os.path.join(self.studies, "spleen_9.nii.gz"),
                      "rb",
                  ),
              ),
          ),
      ]
      params = {"client_id": "xyz"}
  
      response = self.client.put("/session/", files=files, data=params)
      assert response.status_code == 200
  
      response = self.client.delete(
          f"/session/{response.json()['session_id']}"
      )
      assert response.status_code == 200
  
file_path: MONAILabel/tests/unit/endpoints/test_session.py
imports: import os
  import time
  import unittest
  from monailabel.config import settings
  from .context import BasicEndpointTestSuite
label_desc: Use image node_id 3 for calling the EndPointSession obj's underlying member method code with example usage: obj.test_007_create_session_multiple_images() without return types